C8051F340 internal flash read and write procedures

利用测量频率的方法进行运算 测量速度和里程，并用LED显示-The use of methods of measuring the frequency of computing the speed and length measurement, and LED display

ds1302 实时时钟程序 对单片机者很有帮助-ds1302 real time clock procedures on SCM were very helpful

程序的源码及电路图都含其中，希望能对单片机开发者有用-Procedures have included source code and circuit diagrams in which the hope of useful single-chip developer

华虹TYPEA射频芯片1507的控制程序，完成TYPEA协议中各指令操作。-Huahong TYPEA RF chip 1507 of the control procedures, the completion of the agreement TYPEA operation of the Directive.

利用AT89C51单片机做的一个音乐卡,可以播放多首歌曲-AT89C51 single-chip microcomputer use to do a music card, can play more songs

6位数码管显示的频率计，外部方波接到P3.4（T0），测试通过-6-bit digital tube display of the frequency counter, the external square wave received P3.4 (T0), the test

C8051F040 ＣＡＮ总线编程，演示时需两块０４０的开发板，开发板的按键状态通过CAN总线发到另一个开发板上并通过ＬＥＤ显示出按键状态．-C8051F040 CAN bus programming, presentation 2 040 when the development board, development board through the state of the keys issued to another CAN bus and through the development of on-board LED shows the status button.

HT44b0开发板的BIOS程序源码，可用SDT和ADS编译，包含了RTL8019等的驱动程序。-HT44b0 development board

非常好用的大容量EEPROM存储器，带2线或3线SPI接口，带128字节高速缓存。-very handy, large capacity EEPROM memory, with two lines or three-wire SPI interface, with 128 byte cache.

经典行列矩阵的密码锁~~~~~很多注解~~~很实用-The ranks of the classical matrix locks many comments ~~~~~ ~ ~ ~ very practical